Sommaire

On-line covering a box by cubes.

Lassak, Marek

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p. 1-7

The Electronic Library of Mathematics
A note on unions of ideals and cosets of ideals.

Zandt, Michael

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p. 9-15

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Polarity of embedded and circumscribed ellipsoids.

Juhnke, Friedrich

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p. 17-24

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Can you recognize the shape of a figure from its shadows?

Kincses, J. ; Kurusa, Á.

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p. 25-35

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Quasi-hereditary algebras which are twisted double incidence algebras of posets.

Deng, Bangming ; Xi, Changchang

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p. 37-71

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Characterization of higher-order tangent bundles.

de León, M. ; Oubiña, J.A. ; Salgado, M.

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p. 73-87

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Gröbner bases and graph colorings.

de Loera, Jesús A.

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p. 89-96

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The strong independence theorem for automorphism groups and congruence lattices of finite lattices.

Grätzer, G. ; Schmidt, E.T.

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p. 97-108

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On the lower bound of packing density for convex bodies in the plane.

Doheny, Kevin R.

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p. 109-117

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Vector spaces of matrices of low rank and vector bundles on projective spaces: An addendum to a paper by Eisenbud and Harris.

Ballico, E.

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p. 119-122

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Convex hulls of spatial polygons with a fixed convex projection.

Dekster, Boris V.

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p. 123-134

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Minimal surfaces in a complex projective space whose mean curvature vectors are eigenvectors.

Li, Shijie ; Chen, Qibin

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p. 135-143

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Homology of singular cubic surfaces in ℙ(3,ℂ).

Guggenheimer, H.

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p. 149-154

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Shape operators of orbits of isotropy subgroups in Riemannian symmetric spaces of the compact type.

Verhóczki, László

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p. 155-170

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Metric properties of the Stephanos bijection.

Urban, Herbert

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p. 171-184

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The generalized Favard problem.

Kripfganz, Anita

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p. 185-202

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Jacobi maps between Riemannian manifolds.

Belger, Martin ; Milousheva, Velichka ; Stanilov, Grozio

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p. 203-210

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On a characterization of circles and spheres.

Groemer, H.

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p. 211-218

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On the symplectic structure of irreducible representation modules of the metacyclic group G=〈a,b:an=1,b2=at,bab-1=ar〉. (Zur symplektischen Struktur irreduzibler Darstellungsmoduln der metazyklischen Gruppe G=〈a,b:an=1,b2=at,bab-1=ar〉.)

Roesch, Gerhard ; Rosenbaum, Kurt

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p. 219-233

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On the derivation of the non-Euclidean angle of parallelism function.

Ruoff, Dieter

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p. 235-241

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Classical solids.

Farran, H.R. ; d'Azevedo Breda, A.M. ; Robertson, S.A.

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p. 243-259

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A classification of perfect 4-solids.

Madden, T.M.

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p. 261-279

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Gröbner bases of lattices, corner polyhedra, and integer programming.

Sturmfels, Bernd ; Weismantel, Robert ; Ziegler, Günter M.

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p. 281-298

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An equichordal characterization of round spheres.

Craveiro de Carvalho, Francisco José

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p. 299-301

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The trace decomposition problem.

Krupka, Demeter

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p. 303-315

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